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LENGTH & DISTANCE UNITS CONVERSIONS:
Enter a number in a box below then click adjacent button.
No letters or units (e.g. enter 22 not 22 cm)
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Metric Lengths & Distances
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kilometer >
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km = 1 x 103 m = 1000 meters
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| meter >
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m
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centimeter >
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cm = 1 x 10-2 m = 1 meter/100
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millimeter >
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mm = 1 x 10-3 m = 1 meter/1,000
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micron >
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µm = 1 x 10-6 m = 1 meter/1,000,000
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nanometer >
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nm = 1 x 10-9 m = 1 meter/1,000,000,000
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Angstrom >
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Å = 1 x 10-10 m = 1 meter/10,000,000,000
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picometer >
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pm = 1 x 10-12 m = 1 meter/1,000,000,000,000
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femtometer >
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fm = 1 x 10-15 m = 1 meter/1,000,000,000,000,000
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Imperial Lengths & Distances
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mile >
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mi
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yard >
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yd
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foot >
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ft
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inch >
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in
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Astronomical Distances
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light second >
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ls
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light minute >
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lm
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light hour >
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lh
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light day >
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ld
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light year >
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ly
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parsec >
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pc distance = a parallax of 1 arcsecond
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astronomical unit >
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AU = average radius of Earth's orbit
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Nautical Distances & Measures
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nautical mile >
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nm
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fathom >
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ftm
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league >
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lg
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